#3A7BB0#3A7BB0

#3A7BB0 is a mid, moderate cyan. Relative luminance 0.182; OKLCH L 56.5% C 0.106 H 245.8°. Best body text is #000000 at 4.64:1 contrast (WCAG AA passes).

Color values

HEX	#3A7BB0
RGB	rgb(58, 123, 176)
HSL	hsl(207, 50%, 46%)
HSV	hsv(207, 67%, 69%)
CMYK	cmyk(67%, 30.1%, 0%, 31%)
CIE-LAB	lab(49.74, -3.51, -34.19)
CIE-LCH	lch(49.74, 34.37, 264.13°)
OKLab	oklab(56.46% -0.0433 -0.0966)
OKLCH	oklch(56.46% 0.106 245.8)
XYZ	xyz(16.6614, 18.1983, 43.7004)
Luminance	0.1820 (WCAG relative)
Temperature	cool
Family	cyan

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#3A7BB0 #B06F3A

analogous

#3AB0AA #3A7BB0 #3A40B0

triadic

#3A7BB0 #B03A7B #7BB03A

tetradic

#3A7BB0 #AA3AB0 #B06F3A #40B03A

square

#3A7BB0 #AA3AB0 #B06F3A #40B03A

split-complementary

#3A7BB0 #B03A40 #B0AA3A

monochromatic

#1C3B54 #2B5B82 #3A7BB0 #5D99CA #8BB6D9

Accessibility & contrast

On white

4.53

#3A7BB0 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.64

#3A7BB0 on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #3A7BB0

4.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##3A7BB0	#FFFFFF	#000000	##000000
##3A7BB0	1.00	4.53	4.64	4.64
#FFFFFF	4.53	1.00	21.00	21.00
#000000	4.64	21.00	1.00	1.00
##000000	4.64	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#637DB2

Deuteranopia (green-blind)

#5371AF

Tritanopia (blue-blind)

#00888E

Achromatopsia (no color)

#767676

Design tokens & code

CSS

--color: #3a7bb0;
/* rgb */ color: rgb(58, 123, 176);
/* oklch */ color: oklch(56.5% 0.106 245.8);

Tailwind

colors: {
  custom: {
    50: '#7da1c8',
    500: '#3a7bb0',
    950: '#000000',
  },
}

SCSS

$custom: #3a7bb0;
$custom-light: #7da1c8;
$custom-dark: #000000;

JSON

{
  "hex": "#3a7bb0",
  "rgb": {
    "r": 58,
    "g": 123,
    "b": 176
  },
  "hsl": {
    "h": 206.949,
    "s": 50.427,
    "l": 45.882
  },
  "oklch": {
    "l": 0.56457,
    "c": 0.10582,
    "h": 245.8
  },
  "luminance": 0.182
}

Semantic roles & 50–950 ramp

primary

#3A7BB0

secondary

#C3A082

accent

#8D4EDA

background

#F8F9FC

surface

#EFF2F8

border

#CACCD1

text

#0B0E13

muted

#7C7E82

Preview Lab

Preview with #3A7BB0

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →